<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8" />
<title>Insert title here</title>
<script type="text/javascript">

	
	function getCookie(c_name)
	{
		if (document.cookie.length>0)
		  {
		  c_start=document.cookie.indexOf(c_name + "=")
		  if (c_start!=-1)
		    { 
		    c_start=c_start + c_name.length+1 
		    c_end=document.cookie.indexOf(";",c_start)
		    if (c_end==-1) c_end=document.cookie.length
		    return unescape(document.cookie.substring(c_start,c_end))
		    } 
		  }
		return ""
	}
	
	var aaa = getCookie("abc");
	console.log(aaa);
	
</script>
</head>
<body>
bbbb
</body>
</html>